Merge branch 'sii-m15w' into upstream

[pandora-kernel.git] / arch / powerpc / platforms / powermac / bootx_init.c

diff --git a/arch/powerpc/platforms/powermac/bootx_init.c b/arch/powerpc/platforms/powermac/bootx_init.c
index 871b002..6a026c7 100644 (file)
--- a/arch/powerpc/platforms/powermac/bootx_init.c
+++ b/arch/powerpc/platforms/powermac/bootx_init.c
@@ -181,13 +181,18 @@ static void __init bootx_add_chosen_props(unsigned long base,
 }
 
 static void __init bootx_add_display_props(unsigned long base,
-                                          unsigned long *mem_end)
+                                          unsigned long *mem_end,
+                                          int has_real_node)
 {
        boot_infos_t *bi = bootx_info;
        u32 tmp;
 
-       bootx_dt_add_prop("linux,boot-display", NULL, 0, mem_end);
-       bootx_dt_add_prop("linux,opened", NULL, 0, mem_end);
+       if (has_real_node) {
+               bootx_dt_add_prop("linux,boot-display", NULL, 0, mem_end);
+               bootx_dt_add_prop("linux,opened", NULL, 0, mem_end);
+       } else
+               bootx_dt_add_prop("linux,bootx-noscreen", NULL, 0, mem_end);
+
        tmp = bi->dispDeviceDepth;
        bootx_dt_add_prop("linux,bootx-depth", &tmp, 4, mem_end);
        tmp = bi->dispDeviceRect[2] - bi->dispDeviceRect[0];
@@ -241,11 +246,6 @@ static void __init bootx_scan_dt_build_strings(unsigned long base,
                DBG(" detected display ! adding properties names !\n");
                bootx_dt_add_string("linux,boot-display", mem_end);
                bootx_dt_add_string("linux,opened", mem_end);
-               bootx_dt_add_string("linux,bootx-depth", mem_end);
-               bootx_dt_add_string("linux,bootx-width", mem_end);
-               bootx_dt_add_string("linux,bootx-height", mem_end);
-               bootx_dt_add_string("linux,bootx-linebytes", mem_end);
-               bootx_dt_add_string("linux,bootx-addr", mem_end);
                strncpy(bootx_disp_path, namep, 255);
        }
 
@@ -329,10 +329,13 @@ static void __init bootx_scan_dt_build_struct(unsigned long base,
                ppp = &pp->next;
        }
 
-       if (node == bootx_node_chosen)
+       if (node == bootx_node_chosen) {
                bootx_add_chosen_props(base, mem_end);
-       if (node == bootx_info->dispDeviceRegEntryOffset)
-               bootx_add_display_props(base, mem_end);
+               if (bootx_info->dispDeviceRegEntryOffset == 0)
+                       bootx_add_display_props(base, mem_end, 0);
+       }
+       else if (node == bootx_info->dispDeviceRegEntryOffset)
+               bootx_add_display_props(base, mem_end, 1);
 
        /* do all our children */
        cpp = &np->child;
@@ -374,6 +377,14 @@ static unsigned long __init bootx_flatten_dt(unsigned long start)
        mem_end += 4;
        bootx_dt_strend = mem_end;
        bootx_scan_dt_build_strings(base, 4, &mem_end);
+       /* Add some strings */
+       bootx_dt_add_string("linux,bootx-noscreen", &mem_end);
+       bootx_dt_add_string("linux,bootx-depth", &mem_end);
+       bootx_dt_add_string("linux,bootx-width", &mem_end);
+       bootx_dt_add_string("linux,bootx-height", &mem_end);
+       bootx_dt_add_string("linux,bootx-linebytes", &mem_end);
+       bootx_dt_add_string("linux,bootx-addr", &mem_end);
+       /* Wrap up strings */
        hdr->off_dt_strings = bootx_dt_strbase - mem_start;
        hdr->dt_strings_size = bootx_dt_strend - bootx_dt_strbase;
 
@@ -471,6 +482,7 @@ void __init bootx_init(unsigned long r3, unsigned long r4)
        if (bi->dispDeviceDepth == 16)
                bi->dispDeviceDepth = 15;
 
+
 #ifdef CONFIG_BOOTX_TEXT
        ptr = (unsigned long)bi->logicalDisplayBase;
        ptr += bi->dispDeviceRect[1] * bi->dispDeviceRowBytes;
@@ -508,6 +520,7 @@ void __init bootx_init(unsigned long r3, unsigned long r4)
 #ifdef CONFIG_BOOTX_TEXT
        btext_welcome(bi);
 #endif
+
        /* New BootX enters kernel with MMU off, i/os are not allowed
         * here. This hack will have been done by the boostrap anyway.
         */